FAP and breast cancer: The expression pattern in cancer cells has been confirmed in Human Protein Atlas Database with regard to CRC cells (https://www.proteinatlas.org/ENSG00000078098-FAP/pathology/colorectal+cancer), breast cancer cells (https://www.proteinatlas.org/ENSG00000078098-FAP/pathology/breast+cancer), and pancreatic cancer cells (https://www.proteinatlas.org/ENSG00000078098-FAP/pathology/pancreatic+cancer).